State profile · Below national median SD

Mississippi bridge safety

Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Mississippi — drawn straight from the FHWA National Bridge Inventory.

16,823
Public bridges
52.3%
Good condition
5.9%
Poor condition
5.9%
Structurally deficient

Total Bridges

16,823

Public highway bridges in Mississippi

Good Condition

52.3%

8,797 bridges rated 7-9

2.3pp vs 50% benchmark

Poor Condition

5.9%

996 bridges rated 0-4

Structurally Deficient

5.9%

996 bridges flagged for repair priority

-1.1pp vs national avg 7.0%

Mississippi vs national bridge condition

Mississippi — Good condition share 52.3%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Mississippi — Structurally deficient share 19.7%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Mississippi vs nearby ranks

Adjacent states on the structurally deficient leaderboard (lower share = better)

States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Mississippi on the same metric.

56

Wyoming

5.41% top marginal rate
Structure
Progressive
Burden @ $100K
$3,181

16

Idaho

5.51% top marginal rate
Structure
Progressive
Burden @ $100K
$1,742
Selected

28

Mississippi

5.92% top marginal rate
Structure
Progressive
Burden @ $100K
$16,823

45

South Carolina

6.10% top marginal rate
Structure
Progressive
Burden @ $100K
$5,396

55

Wisconsin

6.13% top marginal rate
Structure
Progressive
Burden @ $100K
$14,851

Bridges Needing Most Attention in Mississippi

Six lowest-condition bridges in Mississippi, ranked by composite NBI rating. Each is inspected at least every 24 months.

All Bridges in Mississippi

I 20

Unknown

Over: SR 15

I 20 OVER SR 15, Newton, MS

Built 1961 ADT: 9,100

I 20

Unknown

Over: SR 15

I 20 OVER SR 15, Newton, MS

Built 1961 ADT: 8,500

SR 503

Unknown

Over: I 20

SR 503 OVER I 20, Newton, MS

Built 1960 ADT: 9,000

PONDEROSA ROAD

Unknown

Over: I 20

1.0 MI E SCOTT CL, Newton, MS

Built 1966 ADT: 8,000

LAWERENCE/HAZEL RD

Unknown

Over: I 20

3.0 MI E US 80, Newton, MS

Built 1966 ADT: 9,000

NEWTON CONEHATA RD

Unknown

Over: I 20

4.2 MI E US 80, Newton, MS

Built 1966 ADT: 9,000

PINE BLUFF ROAD

Unknown

Over: I 20

1.6 MI W SR 15, Newton, MS

Built 1966 ADT: 9,000

NORMAN ROAD

Unknown

Over: I 20

2.0 MI E SR 15, Newton, MS

Built 1961 ADT: 9,500

EXPERIMENT ST ROAD

Unknown

Over: I 20

3.5 MI E SR 15, Newton, MS

Built 1961 ADT: 9,500

EXPERIMENT ST ROAD

Unknown

Over: I 20

3.5 MI E SR 15, Newton, MS

Built 1961 ADT: 9,500

POTTERCHITTO ROAD

Unknown

Over: I 20

4.5 MI E SR 15, Newton, MS

Built 1961 ADT: 10,000

POTTERCHITTO ROAD

Unknown

Over: I 20

4.5 MI E SR 15, Newton, MS

Built 1961 ADT: 9,500

MCGEE ROAD

Unknown

Over: I 20

3.2 MI E SR 503, Newton, MS

Built 1962 ADT: 10,500

RIDGE ROAD

Unknown

Over: I 20

5.5 MI E SR 503, Newton, MS

Built 1962 ADT: 10,000

RIDGE ROAD

Unknown

Over: I 20

5.5 MI E SR 503, Newton, MS

Built 1962 ADT: 10,000

SR 889

Unknown

Over: I 20

SR 889 OVER I 20, Newton, MS

Built 1965 ADT: 10,000

US 45

Unknown

Over: US 45A

US 45 OVER US 45A, Noxubee, MS

Built 1999 ADT: 2,500

US 82

Unknown

Over: SR 182

JCT SR 182& US 82, Oktibbeha, MS

Built 1976 ADT: 8,000

US 82

Unknown

Over: SR 182

JCT SR 182 & US 82, Oktibbeha, MS

Built 2004 ADT: 8,000

US 82

Unknown

Over: SR 182

3.1 MI W LOWNDES CL, Oktibbeha, MS

Built 1976 ADT: 2,800

US 82

Unknown

Over: SR 182

3.1 MI W LOWNDES CL, Oktibbeha, MS

Built 1976 ADT: 2,600

SR 12

Unknown

Over: SR 182

SR 12 OVER SR 182, Oktibbeha, MS

Built 1962 ADT: 13,500

SR 12

Unknown

Over: SR 182

SR 12 OVER SR 182, Oktibbeha, MS

Built 1962 ADT: 5,500

SR 12

Unknown

Over: US 82

SR 12 OVER US 82, Oktibbeha, MS

Built 2004 ADT: 16,000

SR 12

Unknown

Over: US 82

SR 12 OVER US 82, Oktibbeha, MS

Built 2004 ADT: 8,500

SR 25

Unknown

Over: SR 12/KCS RR

SR 25 OVER SR 12, Oktibbeha, MS

Built 2003 ADT: 22,000

SR 25

Unknown

Over: SR 12/KCS RR

SR 25 OVER SR 12, Oktibbeha, MS

Built 2003 ADT: 18,500

SR 25

Unknown

Over: US 82

SR 25 OVER US 82, Oktibbeha, MS

Built 2004 ADT: 7,000

SR 25

Unknown

Over: US 82

SR 25 OVER US 82, Oktibbeha, MS

Built 2004 ADT: 7,000

SR 182

Unknown

Over: SR 25

5.4 MI W JCT US82 & SR182, Oktibbeha, MS

Built 2000 ADT: 12,500

SR 389

Unknown

Over: US 82

SR 389 OVER US 82, Oktibbeha, MS

Built 2001 ADT: 7,000

UNIVERSITY DRIVE

Unknown

Over: SR 12

0.6 MI S US 82, Oktibbeha, MS

Built 1962 ADT: 12,000

ROCKHILL ROAD

Unknown

Over: US 82

0.8 MI E SR 389, Oktibbeha, MS

Built 2004 ADT: 6,500

AIRPORT ROAD

Unknown

Over: US 82

1.2 MI W US 45A, Oktibbeha, MS

Built 1976 ADT: 10,500

PEDESTRIAN WALKWAY

Unknown

Over: SR 12

0.7 MI S SR 182, Oktibbeha, MS

Built 2000 ADT: 12,000

I 55

Unknown

Over: SR 6

I 55 OVER SR 6, Panola, MS

Built 1960 ADT: 12,500

I 55

Unknown

Over: SR 6

I 55 OVER SR 6, Panola, MS

Built 1960 ADT: 12,500

I 55

Unknown

Over: SR 35

I 55 OVER SR 35, Panola, MS

Built 1960 ADT: 5,300

I 55

Unknown

Over: SR 35

I 55 OVER SR 35, Panola, MS

Built 1960 ADT: 5,300

I 55

Unknown

Over: SR 315

I 55 OVER SR 315, Panola, MS

Built 1959 ADT: 7,300

I 55

Unknown

Over: SR 315

I 55 OVER SR 315, Panola, MS

Built 1959 ADT: 7,300

I 55

Unknown

Over: SR 310

I 55 OVER SR 310, Panola, MS

Built 1959 ADT: 2,900

I 55

Unknown

Over: SR 310

I 55 OVER SR 310, Panola, MS

Built 1959 ADT: 2,900

US 51

Unknown

Over: SR 35/CNIC RR

1.5 MI N SR 6, Panola, MS

Built 1991 ADT: 5,400

US 278

Unknown

Over: SR 315

US 278 OVER SR 315, Panola, MS

Built 1979 ADT: 2,300

US 278

Unknown

Over: SR 315

US 278 OVER SR 315, Panola, MS

Built 1975 ADT: 2,300

ENID DAM ROAD

Unknown

Over: I 55

0.8 MI N YALOBUSHA CL, Panola, MS

Built 1960 ADT: 8,500

POPE WATER VALL RD

Unknown

Over: I 55

2.5 MI N YALOBUSHA CL, Panola, MS

Built 1960 ADT: 8,500

BREWER ROAD

Unknown

Over: I 55

1.5 MI N SR 6, Panola, MS

Built 1960 ADT: 10,500

HOLLSTON ROAD

Unknown

Over: I 55

3.1 MI N SR 315, Panola, MS

Built 1959 ADT: 12,000

Showing 551-600 of 16,823 bridges

Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges Editorial.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.